Bug #45828 Optimizer won't use partial primary key if another index can prevent filesort
Submitted: 29 Jun 2009 15:55 Modified: 6 Aug 2009 15:01
Reporter: Harrison Fisk Email Updates:
Status: Closed Impact on me:
Category:MySQL Server: Optimizer Severity:S5 (Performance)
Version:5.1.35, 5.1.37-bzr, 5.4.0 OS:Any
Assigned to: Georgi Kodinov
Tags: innodb, Optimizer, order by, primary key, regression
Triage: Triaged: D2 (Serious) / R3 (Medium) / E3 (Medium)

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